MAGETWO-91526: Authorize.net Direct Post does not show credit card information

- Fixing static test

Author: oksana-kr

app/code/Magento/Authorizenet/Block/Adminhtml/Order/View/Info/PaymentDetails.php

@@ -3,6 +3,8 @@
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
+declare(strict_types=1);
+
 namespace Magento\Authorizenet\Block\Adminhtml\Order\View\Info;
 
 use Magento\Framework\Phrase;